Ultra 7 256V vs Xeon Silver 4509Y

Primary details

Comparing Xeon Silver 4509Y and Core Ultra 7 256V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	632
Place by popularity	not in top-100	not in top-100
Market segment	Server	Laptop
Power efficiency	no data	67.69
Architecture codename	Sapphire Rapids (2023−2024)	Lunar Lake (2024)
Release date	14 December 2023 (less than a year ago)	24 September 2024 (less than a year ago)
Launch price (MSRP)	$563	no data

Detailed specifications

Xeon Silver 4509Y and Core Ultra 7 256V basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	8 (Octa-Core)	8 (Octa-Core)
Threads	16	8
Base clock speed	2.6 GHz	2.2 GHz
Boost clock speed	4.1 GHz	4.8 GHz
Bus rate	no data	37 MHz
L1 cache	80 KB (per core)	192 KB (per core)
L2 cache	2 MB (per core)	2.5 MB (per core)
L3 cache	22.5 MB (shared)	12 MB (shared)
Chip lithography	Intel 7 nm	3 nm
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	84 °C	no data
64 bit support	+	+

Compatibility

Information on Xeon Silver 4509Y and Core Ultra 7 256V compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	2	1
Socket	FCLGA4677	Intel BGA 2833
Power consumption (TDP)	125 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Silver 4509Y and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AMX, Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	no data
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Deep Learning Boost	+	-

Security technologies

Xeon Silver 4509Y and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
SGX	Yes with Intel® SPS	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Silver 4509Y and Core Ultra 7 256V are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Silver 4509Y and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5 @ 4400 MT/s (1 DPC &2DPC)	DDR5
Maximum memory size	4 TB	no data
Max memory channels	8	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

Arc 140V

Peripherals

Specifications and connection of peripherals supported by Xeon Silver 4509Y and Core Ultra 7 256V.

PCIe version	5	5.0
PCI Express lanes	80	4

Pros & cons summary

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Recency	14 December 2023	24 September 2024
Threads	16	8
Power consumption (TDP)	125 Watt	17 Watt

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